Jérôme Segura
Lead Malware Intelligence Analyst

Security researcher with a focus on exploits, malvertising and fraud.

February 21, 2017 - Google Chrome may be one of the more secure browsers but an increasing number of malicious extensions are being forced onto users. The one we analyze can hide itself and receive commands from a remote server in order to hijack the browser with incessant offers, fraud and even tech support scams.

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February 3, 2017 - 2016 was the year that reminded us how important prevention is, no matter what type of user you may be. Indeed ransomware dominated the threat landscape and was heavily distributed via phishing emails, compromised websites, or malicious ads. With such a threat that encrypts your valuable data, there is often times very little you can do...

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January 31, 2017 - Behind compromised sites or malvertising, you will often find trails that can take you back years and see how infection chains evolved, or didn't, over time.

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January 10, 2017 - Ad fraud is a billion dollar problem for advertisers. When real users are tricked into clicking on ads they can't even see, (almost) everyone loses.

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January 5, 2017 - Tech support scammers are up to dirty tricks again, trying to cause your computer to freeze by simply visiting a webpage.

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